نتایج جستجو برای: test using t
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The purpose of this research was designed to investigate the impact of e-Agriculture on farmers of Bangladesh. Empowerment is stratified as economic, family and social, political, knowledge and psychological empowerment. Data were collected in Bhatbour Block of Dhighi union under Sadar Upazila of Minikganj District. Data were collected in two phases from the same group of respondents (in August...
We discuss Chernoo-type large deviation results for the total variation , the I-divergence errors, and the 2-divergence errors on partitions. In contrast to the total variation and the I-divergence, the 2-divergence has an unconventional large deviation rate. Applications to Bahadur eeciencies of goodness-of-t tests based on these divergence measures for multivariate observations are given.
This study was designed 1) to determine the intertester reliability of the universal goniometer and the fluid-based goniometer and 2) to establish the concurrent validity of the fluid-based goniometer. Two testers measured active knee flexion of 20 healthy subjects (15 women, 5 men) using both instruments. The subjects had a mean age of 24.8 years (s = 5.5) and reported no previous history of p...
This is a follow-up study of the 20 junior students admitted into an occupational therapy educational program under a selection process described in a previous article in AJOT in 1974. It reports the outcome resulting from the use of the selection process and t test findings between the upper ten ranked students and the remaining lower ranked students. Academic achievements and employment patte...
BACKGROUND Although non-normal data are widespread in biomedical research, parametric tests unnecessarily predominate in statistical analyses. METHODS We surveyed five biomedical journals and - for all studies which contain at least the unpaired t-test or the non-parametric Wilcoxon-Mann-Whitney test - investigated the relationship between the choice of a statistical test and other variables ...
this study was conducted to investigate the effect of favorite-text on iranian intermediate efl learners’ vocabulary development. sixty learners from nour-al-mahdi english institute participated in the present study. having been homogenized by oxford placement test (opt), they were randomly assigned into two groups of 30, control and experimental. then both groups sat for a pre-test which was a...
coincides with the standard (central) tν distribution. In the following, represents the effect size; by convention, a of 0.5 is considered a "medium" effect size. In Figure 1 are shown three instances of the t′ density envelope for ν = 10, one with δ = 0 (a standard t), and two with δ = 3 and δ = 6 : one may note that, whereas t10(δ = 0) is centered at 0 and symmetrical, the non-central t′’s ar...
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